Technical Characteristics

Tolerance as per the UNE EN 14411 standard.

Class BIII single-fired porous wall tiles.

Dry-pressed ceramic tiles for indoor walls.

Class BIIa single-fired stoneware floor tiles.

Dry-pressed ceramic tiles for indoor walls and floors.

Surface quality.
LENGTH / WIDTH

95% of the tiles must have no visible flaws that might detract from the appearance of the tiled surface.

UNE EN ISO 10545-2

Admissible deviation of each tile from the corresponding manufacturing dimension (W).

± 0.5% ó ± 2 mm.

± 0.6% ó ± 2 mm.

UNE EN ISO 10545-2


Admissible deviation of each tile from the average dimension of 10 sample tiles.

± 0.5% ó ± 2 mm.

± 0.6% ó ± 2 mm.

UNE EN ISO 10545-2

Admissible deviation of the each tile's average thickness from the corresponding manufacturing dimension (mm).

± 10% ó ± 0.5 mm.

± 5% ó ± 0.5 mm.

UNE EN ISO 10545-2

Maximum deviation in straightness from the corresponding manufacturing dimension.

± 0.3% ó ± 1.5 mm.

± 0.5% ó ± 1.5 mm.

UNE EN ISO 10545-2


Maximum deviation in squareness from the corresponding manufacturing dimension.

± 0.5% ó ± 2 mm.

± 0.5% ó ± 2 mm.

UNE EN ISO 10545-2

SURFACE FLATNESS

Centre curvature relative to the diagonal calculated with the manufacturing dimension.

+0.5% a -0.3%
+2 mm. a -1.5 mm.

± 0.5% ó ± 2 mm.

UNE EN ISO 10545-2

Edge curvature relative to the corresponding manufacturing dimension.

+0.5% a -0.3%
+2 mm. a -1.2 mm.

± 0.5% ó ± 2 mm.

UNE EN ISO 10545-2

Warpage relative to the diagonal calculated with the manufacturing dimension

± 0.5% ó ± 2 mm.

± 0.5% ó ± 2 mm.

UNE EN ISO 10545-2

PHYSICAL & CHEMICAL PROPERTIES

Water absorption rate; % in weight

E>10%

3%>E≤6%

UNE EN ISO 10545-3

Bending strength, N/mm2 Breaking strength (N)

>15N/mm2 (≥600N)

≥20N/mm2(≥1000N)

UNE EN ISO 10545-4

Resistance to surface abrasion (PEI I to IV)

Class indicated by the manufacturer. Depends on model.

UNE EN ISO 10545-7

Coefficient of thermal linear expansion from ambient temperature to 100ºC (k-1).

Maximum 9* 10-6

Maximum 9* 10-6

UNE EN ISO 10545-8

Resistance to thermal shocks

Required

Required

UNE EN ISO 10545-9

Craze resistance

Required

Required

UNE EN ISO 10545-11

Frost resistance

Required as per the European standard

UNE EN ISO 10545-12

Stain resistance

Minimum class 3

Minimum class 3

UNE EN ISO 10545-14

Resistance to household cleaning products

Minimum B

Minimum B

UNE EN ISO 10545-13

Resistance to acids and alkalis

As per the chemical resistance class indicated by the manufacturer.

UNE EN ISO 10545-13